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// RUN: clang-cc -fsyntax-only -verify %s
// This test concerns the identity of dependent types within the
// canonical type system, specifically focusing on the difference
// between members of the current instantiation and membmers of an
// unknown specialization. This considers C++ [temp.type], which
// specifies type equivalence within a template, and C++0x
// [temp.dep.type], which defines what it means to be a member of the
// current instantiation.
template<typename T, typename U>
struct X0 {
typedef T T_type;
typedef U U_type;
void f0(T&); // expected-note{{previous}}
void f0(typename X0::U_type&);
void f0(typename X0::T_type&); // expected-error{{redecl}}
void f1(T&); // expected-note{{previous}}
void f1(typename X0::U_type&);
void f1(typename X0<T, U>::T_type&); // expected-error{{redecl}}
void f2(T&); // expected-note{{previous}}
void f2(typename X0::U_type&);
void f2(typename X0<T_type, U_type>::T_type&); // expected-error{{redecl}}
void f3(T&); // expected-note{{previous}}
void f3(typename X0::U_type&);
void f3(typename ::X0<T_type, U_type>::T_type&); // expected-error{{redecl}}
struct X1 {
typedef T my_T_type;
void g0(T&); // expected-note{{previous}}
void g0(typename X0::U_type&);
void g0(typename X0::T_type&); // expected-error{{redecl}}
void g1(T&); // expected-note{{previous}}
void g1(typename X0::U_type&);
void g1(typename X0<T, U>::T_type&); // expected-error{{redecl}}
void g2(T&); // expected-note{{previous}}
void g2(typename X0::U_type&);
void g2(typename X0<T_type, U_type>::T_type&); // expected-error{{redecl}}
void g3(T&); // expected-note{{previous}}
void g3(typename X0::U_type&);
void g3(typename ::X0<T_type, U_type>::T_type&); // expected-error{{redecl}}
void g4(T&); // expected-note{{previous}}
void g4(typename X0::U_type&);
void g4(typename X1::my_T_type&); // expected-error{{redecl}}
void g5(T&); // expected-note{{previous}}
void g5(typename X0::U_type&);
void g5(typename X0::X1::my_T_type&); // expected-error{{redecl}}
void g6(T&); // expected-note{{previous}}
void g6(typename X0::U_type&);
void g6(typename X0<T, U>::X1::my_T_type&); // expected-error{{redecl}}
void g7(T&); // expected-note{{previous}}
void g7(typename X0::U_type&);
void g7(typename ::X0<typename X1::my_T_type, U_type>::X1::my_T_type&); // expected-error{{redecl}}
void g8(T&); // expected-note{{previous}}
void g8(typename X0<U, T_type>::T_type&);
void g8(typename ::X0<typename X0<T_type, U>::X1::my_T_type, U_type>::X1::my_T_type&); // expected-error{{redecl}}
};
};
template<typename T, typename U>
struct X0<T*, U*> {
typedef T T_type;
typedef U U_type;
typedef T* Tptr;
typedef U* Uptr;
void f0(T&); // expected-note{{previous}}
void f0(typename X0::U_type&);
void f0(typename X0::T_type&); // expected-error{{redecl}}
void f1(T&); // expected-note{{previous}}
void f1(typename X0::U_type&);
void f1(typename X0<T*, U*>::T_type&); // expected-error{{redecl}}
void f2(T&); // expected-note{{previous}}
void f2(typename X0::U_type&);
void f2(typename X0<T_type*, U_type*>::T_type&); // expected-error{{redecl}}
void f3(T&); // expected-note{{previous}}
void f3(typename X0::U_type&);
void f3(typename ::X0<T_type*, U_type*>::T_type&); // expected-error{{redecl}}
void f4(T&); // expected-note{{previous}}
void f4(typename X0::U_type&);
void f4(typename ::X0<Tptr, Uptr>::T_type&); // expected-error{{redecl}}
void f5(X0*); // expected-note{{previous}}
void f5(::X0<T, U>*);
void f5(::X0<T*, U*>*); // expected-error{{redecl}}
struct X2 {
typedef T my_T_type;
void g0(T&); // expected-note{{previous}}
void g0(typename X0::U_type&);
void g0(typename X0::T_type&); // expected-error{{redecl}}
void g1(T&); // expected-note{{previous}}
void g1(typename X0::U_type&);
void g1(typename X0<T*, U*>::T_type&); // expected-error{{redecl}}
void g2(T&); // expected-note{{previous}}
void g2(typename X0::U_type&);
void g2(typename X0<T_type*, U_type*>::T_type&); // expected-error{{redecl}}
void g3(T&); // expected-note{{previous}}
void g3(typename X0::U_type&);
void g3(typename ::X0<T_type*, U_type*>::T_type&); // expected-error{{redecl}}
void g4(T&); // expected-note{{previous}}
void g4(typename X0::U_type&);
void g4(typename X2::my_T_type&); // expected-error{{redecl}}
void g5(T&); // expected-note{{previous}}
void g5(typename X0::U_type&);
void g5(typename X0::X2::my_T_type&); // expected-error{{redecl}}
void g6(T&); // expected-note{{previous}}
void g6(typename X0::U_type&);
void g6(typename X0<T*, U*>::X2::my_T_type&); // expected-error{{redecl}}
void g7(T&); // expected-note{{previous}}
void g7(typename X0::U_type&);
void g7(typename ::X0<typename X2::my_T_type*, U_type*>::X2::my_T_type&); // expected-error{{redecl}}
void g8(T&); // expected-note{{previous}}
void g8(typename X0<U, T_type>::T_type&);
void g8(typename ::X0<typename X0<T_type*, U*>::X2::my_T_type*, U_type*>::X2::my_T_type&); // expected-error{{redecl}}
};
};
template<typename T>
struct X1 {
static int *a;
void f(float *b) {
X1<T>::a = b; // expected-error{{incompatible}}
X1<T*>::a = b;
}
};
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